{"id":"CVE-2022-49809","summary":"net/x25: Fix skb leak in x25_lapb_receive_frame()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/x25: Fix skb leak in x25_lapb_receive_frame()\n\nx25_lapb_receive_frame() using skb_copy() to get a private copy of\nskb, the new skb should be freed in the undersized/fragmented skb\nerror handling path. Otherwise there is a memory leak.","modified":"2026-10-28T02:30:54.909151103Z","published":"2025-05-01T14:09:34.853Z","related":["SUSE-SU-2025:01918-1","SUSE-SU-2025:01966-1","SUSE-SU-2025:01982-1","SUSE-SU-2025:01995-1","SUSE-SU-2025:02173-1","SUSE-SU-2025:02262-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49809.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0ef17d966445358a55c5f4ccf2c73cca3e39192b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2929cceb2fcf0ded7182562e4888afafece82cce"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2d675be16a461310d738d93f9f1a00da62055c5a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9f00da9c866d506998bf0a3f699ec900730472da"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c8baf1fc248b2e88642f094fea9509a9bf98c5bb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/dfcfbe4f2e4b2c81cff4e79b48502d97fda73118"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e109b41870db995cae25dfaf0cc3922f9028b1a1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fda0ba7c84b46d10947c687320804b9de149a921"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49809.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49809"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df"},{"fixed":"fda0ba7c84b46d10947c687320804b9de149a921"},{"fixed":"dfcfbe4f2e4b2c81cff4e79b48502d97fda73118"},{"fixed":"0ef17d966445358a55c5f4ccf2c73cca3e39192b"},{"fixed":"e109b41870db995cae25dfaf0cc3922f9028b1a1"},{"fixed":"9f00da9c866d506998bf0a3f699ec900730472da"},{"fixed":"c8baf1fc248b2e88642f094fea9509a9bf98c5bb"},{"fixed":"2d675be16a461310d738d93f9f1a00da62055c5a"},{"fixed":"2929cceb2fcf0ded7182562e4888afafece82cce"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3.0.72"},{"fixed":"3.1"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"7f3ea0c12493c9ff38a13a89bcf08846b50c1f1c"}]}],"versions":["v3.0.101","v3.0.100","v3.0.99","v3.0.98","v3.0.97","v3.0.96","v3.0.95","v3.0.94","v3.0.93","v3.0.92","v3.0.91","v3.0.90","v3.0.89","v3.0.88","v3.0.87","v3.0.86","v3.0.85","v3.0.84","v3.0.83","v3.0.82","v3.0.81","v3.0.80","v3.0.79","v3.0.78","v3.0.77","v3.0.76","v3.0.75","v3.0.74","v3.0.73","v3.0.72"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49809.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.1.0"},{"fixed":"4.9.334"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.10.0"},{"fixed":"4.14.300"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.267"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.225"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.156"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.80"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49809.json"}}],"schema_version":"1.9.2"}